Crone, Patricia, |d 1945- <br/><br/>
From Arabian tribes to Islamic empire :  army, state and society in the Near East c.600-850 / 
Patricia Crone. 
 - Aldershot [England] :  Ashgate,  c2008. 
 - various paging ;  23 cm. 
 - Variorum collected studies series  .
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780754659259 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Islamic Empire -- History, Military.<br/>Islamic Empire -- History -- 622-661.<br/>Islam and state.